試題詳解

複選題
4. Carotenoids are often found in foods that are considered to have antioxidant properties in human nutrition. What related function do they have in plants?
(A) They serve as accessory pigments.
(B) They reflect orange light.
(C) They cover the sensitive chromosomes of the plant.
(D) They dissipate excessive light energy.
(E) They take up toxins from the water.